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ghaymah-exam-ZiadMahmoudAbd…/task1-security-audit/ghaymah_audit.sh
2026-07-28 03:17:31 +03:00

298 أسطر
9.7 KiB
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#!/usr/bin/env bash
# =============================================================================
# Ghaymah Security Audit Script (Internship Version)
# =============================================================================
# Purpose : Audit listening ports, SSL/TLS, and file permissions.
# Usage : chmod +x ghaymah_audit.sh && sudo ./ghaymah_audit.sh <domain> <port> <dir>
# Example : sudo ./ghaymah_audit.sh example.com 443 ./app
# =============================================================================
set -uo pipefail
# ── Configuration ────────────────────────────────────────────────────────────
TARGET_DOMAIN="${1:-ghaymah.systems}"
TARGET_PORT="${2:-443}"
TARGET_DIR="${3:-.}"
REPORT_DIR="./audit_reports"
TIMESTAMP=$(date +%Y%m%d_%H%M%S)
REPORT_FILE="${REPORT_DIR}/ghaymah_audit_${TIMESTAMP}.txt"
# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color
# Counters for summary
CRITICAL_COUNT=0
WARNING_COUNT=0
PASS_COUNT=0
# ── Setup ────────────────────────────────────────────────────────────────────
mkdir -p "${REPORT_DIR}"
log() {
local level="$1"
shift
local msg="$*"
case "${level}" in
CRITICAL|FAIL)
echo -e "${RED}[FAIL]${NC} ${msg}"
((CRITICAL_COUNT++)) || true
;;
WARNING)
echo -e "${YELLOW}[WARNING]${NC} ${msg}"
((WARNING_COUNT++)) || true
;;
PASS)
echo -e "${GREEN}[PASS]${NC} ${msg}"
((PASS_COUNT++)) || true
;;
INFO)
echo -e "${CYAN}${msg}${NC}"
;;
SECTION)
echo -e "\n-----------------------------------"
echo -e "${msg}"
echo -e "-----------------------------------\n"
;;
esac
echo "[${level}] ${msg}" >> "${REPORT_FILE}"
}
check_dependencies() {
local deps=("openssl" "find" "awk" "grep" "curl")
for dep in "${deps[@]}"; do
if ! command -v "${dep}" &>/dev/null; then
log CRITICAL "Missing dependency: ${dep}"
exit 1
fi
done
}
# =============================================================================
# PORT AUDIT
# =============================================================================
audit_listening_ports() {
log SECTION "PORT AUDIT"
# Define the required ports and their protocol names
declare -A ports=(
[22]="SSH"
[80]="HTTP"
[443]="HTTPS"
[3306]="MySQL"
[5432]="PostgreSQL"
[6379]="Redis"
[27017]="MongoDB"
)
for port in "${!ports[@]}"; do
local service_name="${ports[$port]}"
# Check if port is open on target
if (echo >/dev/tcp/${TARGET_DOMAIN}/"${port}") 2>/dev/null; then
# Categorize the findings based on expected exposure
case "${port}" in
80|443)
log PASS "${service_name} (${port}) reachable"
;;
22)
log WARNING "${service_name} (${port}) exposed — ensure strong auth"
;;
*)
log WARNING "${service_name} (${port}) exposed — database/cache should not be public"
;;
esac
else
case "${port}" in
80|443)
log FAIL "${service_name} (${port}) unavailable"
;;
*)
log PASS "${service_name} (${port}) closed"
;;
esac
fi
done
}
# =============================================================================
# SSL/TLS AUDIT
# =============================================================================
audit_ssl_tls() {
log SECTION "SSL AUDIT"
local status
status=$(curl -s -o /dev/null -w "%{http_code}" "https://${TARGET_DOMAIN}" 2>/dev/null || echo "000")
if [[ "${status}" == "200" ]]; then
log PASS "HTTPS response code: ${status}"
else
log WARNING "HTTPS response code: ${status}"
fi
if ! timeout 5 bash -c "echo >/dev/tcp/${TARGET_DOMAIN}/${TARGET_PORT}" 2>/dev/null; then
log FAIL "Cannot connect to ${TARGET_DOMAIN}:${TARGET_PORT} for SSL checks."
return
fi
# Check TLS 1.3
if echo | timeout 10 openssl s_client -connect "${TARGET_DOMAIN}:${TARGET_PORT}" -tls1_3 2>/dev/null | grep -q "Cipher is"; then
log PASS "TLS 1.3 Enabled"
else
log WARNING "TLS 1.3 Disabled or Unavailable"
fi
# Check certificate validity and expiry
local expiry_date
expiry_date=$(echo | timeout 10 openssl s_client -connect "${TARGET_DOMAIN}:${TARGET_PORT}" -servername "${TARGET_DOMAIN}" 2>/dev/null | openssl x509 -noout -enddate 2>/dev/null | cut -d= -f2 || true)
if [[ -n "${expiry_date}" ]]; then
local expiry_epoch
expiry_epoch=$(date -d "${expiry_date}" +%s 2>/dev/null || date -j -f "%b %d %T %Y %Z" "${expiry_date}" +%s 2>/dev/null || echo "0")
local now_epoch
now_epoch=$(date +%s)
if [[ "${expiry_epoch}" -gt 0 ]]; then
local days_remaining=$(( (expiry_epoch - now_epoch) / 86400 ))
if [[ "${days_remaining}" -lt 0 ]]; then
log FAIL "Certificate Expired"
elif [[ "${days_remaining}" -lt 30 ]]; then
log WARNING "Certificate expires soon (${days_remaining} days)"
else
log PASS "Certificate Valid (${days_remaining} days remaining)"
fi
else
log FAIL "Failed to parse certificate expiry."
fi
else
log FAIL "Could not retrieve certificate."
fi
# Check Security Headers
if command -v curl &>/dev/null; then
local headers
headers=$(curl -sI "https://${TARGET_DOMAIN}" --max-time 10 2>/dev/null || true)
declare -A header_checks=(
["strict-transport-security"]="HSTS"
["content-security-policy"]="Content-Security-Policy"
["x-frame-options"]="X-Frame-Options"
["x-content-type-options"]="X-Content-Type-Options"
["referrer-policy"]="Referrer-Policy"
["permissions-policy"]="Permissions-Policy"
)
for header_name in "${!header_checks[@]}"; do
local header_label="${header_checks[$header_name]}"
if echo "${headers}" | grep -qi "${header_name}"; then
log PASS "${header_label} Enabled"
else
log WARNING "${header_label} Missing"
fi
done
else
log WARNING "curl not found, skipping HTTP security header checks."
fi
}
# =============================================================================
# PERMISSIONS AUDIT
# =============================================================================
audit_permissions() {
log SECTION "PERMISSION AUDIT"
if [[ ! -d "${TARGET_DIR}" ]]; then
log FAIL "Target directory ${TARGET_DIR} does not exist."
return
fi
# Check World-Writable Files
local ww_files
ww_files=$(find "${TARGET_DIR}" -type f -perm -o+w 2>/dev/null)
if [[ -z "${ww_files}" ]]; then
log PASS "No world writable files"
else
while IFS= read -r file; do
[[ -z "$file" ]] && continue
local perms
perms=$(stat -c "%a" "$file" 2>/dev/null)
log WARNING "World writable file: ${file} (${perms})"
done <<< "${ww_files}"
fi
# Check World-Writable Directories
local ww_dirs
ww_dirs=$(find "${TARGET_DIR}" -type d -perm -o+w 2>/dev/null)
if [[ -z "${ww_dirs}" ]]; then
log PASS "No world writable directories"
else
while IFS= read -r dir; do
[[ -z "$dir" ]] && continue
local perms
perms=$(stat -c "%a" "$dir" 2>/dev/null)
log WARNING "World writable directory: ${dir} (${perms})"
done <<< "${ww_dirs}"
fi
}
# =============================================================================
# SUMMARY
# =============================================================================
generate_summary() {
log SECTION "SUMMARY"
local overall="PASS"
if [[ "${CRITICAL_COUNT}" -gt 0 ]]; then
overall="FAIL"
elif [[ "${WARNING_COUNT}" -gt 0 ]]; then
overall="WARNING"
fi
echo -e "Critical : ${CRITICAL_COUNT}"
echo -e "Warnings : ${WARNING_COUNT}"
echo -e "Passed : ${PASS_COUNT}"
echo -e ""
if [[ "${overall}" == "PASS" ]]; then
echo -e "Overall : ${GREEN}${overall}${NC}"
elif [[ "${overall}" == "WARNING" ]]; then
echo -e "Overall : ${YELLOW}${overall}${NC}"
else
echo -e "Overall : ${RED}${overall}${NC}"
fi
# Save to report file
{
echo "Critical : ${CRITICAL_COUNT}"
echo "Warnings : ${WARNING_COUNT}"
echo "Passed : ${PASS_COUNT}"
echo "Overall : ${overall}"
} >> "${REPORT_FILE}"
}
# =============================================================================
# MAIN
# =============================================================================
main() {
echo -e "=================================================="
echo -e "GHAYMAH SECURITY AUDIT"
echo -e "=================================================="
echo -e "\nTarget:\n${TARGET_DOMAIN}\n"
echo "Audit Started: $(date)" > "${REPORT_FILE}"
check_dependencies
audit_listening_ports
audit_ssl_tls
audit_permissions
generate_summary
}
main "$@"